[mrtg-developers] Percentage calculation in graph legends

nisha nisha.sasindran at gmail.com
Thu Dec 31 04:25:09 CET 2009


Hi Steve,

Im using the Native MRTG (v2.100015) with 14all.cgi (v1.1p15) and RRDTool
(1.0.50).
This issue is seen on both monthly and yearly graphs and only for the
maximal value.

Thanks,
Nisha


S Shipway wrote:
> 
> Can you tell use (a) which software you are using (eg, Native MRTG,
> Routers2, 14all, etc...) and what version, and also what version of
> RRDTool (if you are using RRD)?
> 
> It is possible that the percentage is being calculated on the max of the
> AVG RRA for the month, rather than the max of the MAX RRA.
> 
> Steve
> 
> ________________________________
> From: nisha [via MRTG Mailinglists]
> [mailto:ml-node+4231659-1307958137 at n2.nabble.com]
> Sent: Wednesday, 30 December 2009 11:08 p.m.
> To: Steve Shipway
> Subject: [mrtg-developers] Percentage calculation in graph legends
> 
> Hi All,
> 
> The graph legend display the percentage in parenthesis as shown in the
> figure.
> 
> [http://n2.nabble.com/file/n4231659/monthly.png]
> 
> The current and average legends show the exact value and percentage. But
> in case of the Maximal legend, though the value is 23.937, the percentage
> is calculated as 23.04% instead of 23.94% [(23.937/100)*100].
> 
> As per my understanding the percentage is always calculated as [(value/max
> bytes) * 100 ]. In this case the maxbytes value is 100.
> Is the percentage calculation different for current, average and maximal
> values?
> 
> Regards,
> Nisha
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> 
> 

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